113668873 has 2 divisors, whose sum is σ = 113668874. Its totient is φ = 113668872.

The previous prime is 113668801. The next prime is 113668879. The reversal of 113668873 is 378866311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110418064 + 3250809 = 10508^2 + 1803^2 .

It is an emirp because it is prime and its reverse (378866311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113668873 - 2²¹ = 111571721 is a prime.

It is a super-2 number, since 2×113668873² = 25841225378180258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113668879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56834436 + 56834437.

It is an arithmetic number, because the mean of its divisors is an integer number (56834437).

Almost surely, 2^113668873 is an apocalyptic number.

It is an amenable number.

113668873 is a deficient number, since it is larger than the sum of its proper divisors (1).

113668873 is an equidigital number, since it uses as much as digits as its factorization.

113668873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 113668873 is about 10661.5605330552. The cubic root of 113668873 is about 484.4108380726.

The spelling of 113668873 in words is "one hundred thirteen million, six hundred sixty-eight thousand, eight hundred seventy-three".